Manufactured to NAS 907 Type J specifications, 135 degree split point, surface treated with jobber flute lengths for drilling holes in hard to reach places. Heavy duty construction for portable or machine drilling in high tensile strength alloy steels, stainless steels, titanium, and other difficult to machine materials

Packaging: 1/16 thru 19/64 and #1 thru #40 - 6 per pack.

5/16 thru 1/2 - 3 per pack.